🍽 Fork YunoHost — snapshot mangé par la machine à tsoins

Upstream: https://github.com/YunoHost/yunohost @ 3a5f8bac8301c450897b96cbd43a4c7d3ba750fb
But (José) : transformer tout le code en bions + ploxions du xerboxion.
La carte de digestion vit au labo : /yunohost-digest.json

helpers/helpers.v2.1.d/nodejs

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+#!/usr/bin/env bash
+#
+# Copyright (c) 2024 YunoHost Contributors
+#
+# This file is part of YunoHost (see https://yunohost.org)
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+readonly N_PREFIX="/opt/node_n"
+export N_PREFIX
+
+# [internal]
+_ynh_load_nodejs_in_path_and_other_tweaks() {
+
+    # Get the absolute path of this version of node
+    nodejs_dir="$N_PREFIX/n/versions/node/$nodejs_version/bin"
+
+    if [ ! -e "$nodejs_dir" ]; then
+        echo "Skipping loading nodejs, because it doesn't seem to be provisioned yet. This is likely to happen during restore and other specific contexts."
+        return
+    fi
+
+    # Load the path of this version of node in $PATH
+    if [[ :$PATH: != *":$nodejs_dir"* ]]; then
+        PATH="$nodejs_dir:$PATH"
+    fi
+
+    # Export PATH such that it's available through sudo -E / ynh_exec_as $app
+    export PATH
+
+    # This is in full lowercase such that it gets replaced in templates
+    # shellcheck disable=SC2034
+    path_with_nodejs="$PATH"
+    # shellcheck disable=SC2034
+    PATH_with_nodejs="$PATH"
+
+    # Prevent yet another Node and Corepack madness, with Corepack wanting the user to confirm download of Yarn
+    export COREPACK_ENABLE_DOWNLOAD_PROMPT=0
+    export NPM_CONFIG_UPDATE_NOTIFIER=false
+}
+
+# Auto-load Nodejs path tweaks if this app uses the nodejs resource in the manifest
+if [ -n "${nodejs_version:-}" ] && (cat "$YNH_APP_BASEDIR/manifest.toml" | toml_to_json | jq -e ".resources.nodejs" > /dev/null); then
+    _ynh_load_nodejs_in_path_and_other_tweaks
+fi
+
+# Install a specific version of nodejs, using 'n'
+#
+# The installed version is defined by `$nodejs_version` which should be defined as global prior to calling this helper
+#
+# usage: ynh_nodejs_install
+#
+# `n` (Node version management) uses the `PATH` variable to store the path of the version of node it is going to use.
+# That's how it changes the version
+#
+# The helper adds the appropriate, specific version of nodejs to the `$PATH` variable (which
+# is preserved when calling ynh_exec_as_app). Also defines:
+#
+# - `$path_with_nodejs` to be used in the systemd config (`Environment="PATH=__PATH_WITH_NODEJS__"`)
+# - `$nodejs_dir`, the directory containing the specific version of nodejs, which may be used in the systemd config too (e.g. `ExecStart=__NODEJS_DIR__/node foo bar`)
+ynh_nodejs_install() {
+    # Use n, https://github.com/tj/n to manage the nodejs versions
+
+    [[ -n "${nodejs_version:-}" ]] || ynh_die "\$nodejs_version should be defined prior to calling ynh_nodejs_install"
+
+    # Create $N_PREFIX
+    mkdir --parents "$N_PREFIX"
+
+    # Install the requested version of nodejs
+    if [[ $YNH_ARCH == "arm64" ]]; then
+        "$YNH_HELPERS_DIR/vendor/n/n" install "$nodejs_version" --arch=arm64
+    else
+        "$YNH_HELPERS_DIR/vendor/n/n" install "$nodejs_version"
+    fi
+
+    # Find the last "real" version for this major version of node.
+    final_nodejs_version=$(find "$N_PREFIX/n/versions/node/$nodejs_version"* -maxdepth 0 | sort --version-sort | tail --lines=1)
+    final_nodejs_version=$(basename "$final_nodejs_version")
+
+    # Store nodejs_version into the config of this app
+    nodejs_version="$final_nodejs_version"
+    ynh_app_setting_set --key=nodejs_version --value="$final_nodejs_version"
+
+    _ynh_load_nodejs_in_path_and_other_tweaks
+}
+
+# Remove the version of node used by the app.
+#
+# usage: ynh_nodejs_remove
+#
+# This helper will check if another app uses the same version of node.
+#
+# - If not, this version of node will be removed.
+# - If no other app uses node, n will be also removed.
+ynh_nodejs_remove() {
+
+    [[ -n "${nodejs_version:-}" ]] || ynh_die "\$nodejs_version should be defined prior to calling ynh_nodejs_remove"
+
+    ynh_app_setting_delete --key=nodejs_version
+
+    # Garbage-collect unused versions
+    local installed_versions="$(N_PREFIX=/opt/node_n "$YNH_HELPERS_DIR/vendor/n/n" ls | awk -F/ '{print $2}')"
+    for version in $installed_versions; do
+        if ! grep -qE "^nodejs_version: '?$version'?" /etc/yunohost/apps/*/settings.yml; then
+            "$YNH_HELPERS_DIR/vendor/n/n" rm "$version"
+        fi
+    done
+
+    # If no other app uses n, remove n
+    if ! grep -q "^nodejs_version:" /etc/yunohost/apps/*/settings.yml; then
+        ynh_safe_rm "$N_PREFIX"
+        sed --in-place "/N_PREFIX/d" /root/.bashrc
+    fi
+}